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List:       pgsql-performance
Subject:    Re: data consolidation: logical replication design considerations
From:       Rory Campbell-Lange <rory () campbell-lange ! net>
Date:       2022-07-23 8:40:23
Message-ID: Ytuz97ao+5iIwomc () campbell-lange ! net
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On 16/07/22, Rory Campbell-Lange (rory@campbell-lange.net) wrote:
> I'd be grateful for some comments on the advisability of using a large
> number of concurrent logical replication publications/subscriptions.
> Below I've set out the current environment and a suggested design.
> Apologies for the length of this email.
...
> * to avoid overloading the existing primary host with many replication
>   slots, it would be wise to implement aggregation on another host 

Looking into this further it appears that a streaming replication secondary can
not act as a logical replication publisher. Is that correct?

Rory


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